Globular Clusters

M 13

M 13
M 13

M 13 in Hercules. One of the brightest Globular Clusters in the Northern Hemisphere. It is about 22000 light years from earth and contains several hundred thousand stars. Globular clusters are remnants from times where galaxies formed. Since there is not much gas left in these clusters, most stars are pretty old and young stars are rare.

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